function makeArray(len)
	{
    for (var i = 0; i < len; i++) this[i] = null;
	this.length = len;
	}

banner = new makeArray(3);
banner[0] = '<a href="http://strokeconference.americanheart.org/portal/strokeconference/sc/strokescienceondemand"><img src="/sc_includes/images/banners/strokeScienceOnDemand.jpg" alt="Science OnDemand" border="0"></a>';

banner[1] = '<a href="http://my.americanheart.org/portal/professional/memberservices"><img src="/sc_includes/images/banners/aha_banner01.gif" alt="AHA/ASA Professional Membership" border="0"></a>';
banner[2] = '<a href="http://www.quality.americanheart.org"><img src="/sc_includes/images/banners/qi_360x45_banner.jpg" alt="Quality Initiatives" border="0"></a>';

//banner[0] = '<a href="http://aha.medcareers.com"><img src="/sc_includes/images/banners/medcareers.jpg" alt="CareerMatch for Professionals" border="0"></a>';


function arrayRand()
	{
		i = rand(50);
		if (i > 25) {
			i = i* -1;
		}
		return i;

	}

function randomizeArray(banner)
	{
		var realArray = new Array(banner.length);
		for (i=0;i<banner.length;i++) {

			realArray[i] = banner[i];
		}
		return realArray.sort(arrayRand);

	}


function rand(n)
	{
	seed = (0x015a4e35 * seed) % 0x7fffffff;
	return (seed >> 17) % n;
	}
var now = new Date()
var seed = now.getTime() % 0xffffffff